Plutonium– tag –
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NASA Solicits High-Efficiency Radioisotope Power Systems for Lunar Exploration, Targeting 3-4x Fuel Reduction with RSGs
American Nuclear Society USA Overview NASA is soliciting proposals for radioisotope power systems (RPSs), specifically focusing on high-efficiency radioisotope Stirling generators (RSGs), to support lunar exploration missions and a base ... -
Breaking the Plutonium Monopoly: ESA Fuels Deep Space Independence with Americium-241 RTGs
Science/Tech Article Europe Overview The European Space Agency (ESA) has achieved a major breakthrough by extracting Americium-241 from civilian nuclear waste to create proprietary Radioisotope Thermoelectric Generators (RTGs). These new... -
DOE Emphasizes Critical Role of Space Radioisotope Power Systems (RTGs) for Sustained Deep Space Exploration, Powering Missions Like New Horizons
U.S. Department of Energy (DOE) USA Overview The U.S. Department of Energy (DOE) detailed the critical importance of Space Radioisotope Power Systems (RTGs) in powering missions like New Horizons. RTGs convert thermal energy from plutoni... -
DARPA Selects Seven Projects for ‘Rads to Watts’ Program to Develop Radioisotope Power for Deep-Sea and Space Environments
American Nuclear Society USA Overview DARPA has selected seven innovative projects for its 'Rads to Watts' program, focused on designing radioisotope voltaic cells to provide long-term power in extreme environments like deep-sea and spac... -
U.S. Department of Energy Highlights History and Importance of Space Nuclear Power, from 1961 Transit 4A to Current Curiosity Rover
Department of Energy USA Overview The U.S. Department of Energy (DOE) detailed the rich history and critical importance of nuclear power in space, spanning from the 1961 Transit 4A satellite's Radioisotope Thermoelectric Generator (RTG) ... -
Los Alamos National Laboratory Produces Plutonium-238 Heat Sources, Powering NASA’s Mars and Deep Space Missions
Los Alamos National Laboratory (LANL) USA Overview Los Alamos National Laboratory (LANL), the sole domestic producer of Plutonium-238 heat sources, plays a central role in powering NASA's deep-space exploration missions, including the Ma... -
Lunar Nuclear Energy Debated on Reddit, Highlighting RTG Legacy and Fission Reactor Challenges
Reddit (r/nasa) USA Overview A Reddit discussion on r/nasa on May 30, 2026, focused on the use of nuclear energy on the Moon. The debate highlighted the distinction between Radioisotope Thermoelectric Generators (RTGs), proven in uncrewe...
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